DE3421519C2 - - Google Patents

Info

Publication number
DE3421519C2
DE3421519C2 DE3421519A DE3421519A DE3421519C2 DE 3421519 C2 DE3421519 C2 DE 3421519C2 DE 3421519 A DE3421519 A DE 3421519A DE 3421519 A DE3421519 A DE 3421519A DE 3421519 C2 DE3421519 C2 DE 3421519C2
Authority
DE
Germany
Prior art keywords
circuit
current
voltage
diode
relay
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE3421519A
Other languages
German (de)
English (en)
Other versions
DE3421519A1 (de
Inventor
Kazumi Suita Osaka Jp Masaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of DE3421519A1 publication Critical patent/DE3421519A1/de
Application granted granted Critical
Publication of DE3421519C2 publication Critical patent/DE3421519C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/02—Switching on, e.g. with predetermined rate of increase of lighting current

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Control Of Electrical Variables (AREA)
DE19843421519 1983-06-16 1984-06-08 Vorrichtung zum regeln eines wechselstrom-stromkreises Granted DE3421519A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58106848A JPS60518A (ja) 1983-06-16 1983-06-16 ダイオ−ド非直線部の降下電圧応動装置

Publications (2)

Publication Number Publication Date
DE3421519A1 DE3421519A1 (de) 1985-01-31
DE3421519C2 true DE3421519C2 (it) 1990-05-03

Family

ID=14444052

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843421519 Granted DE3421519A1 (de) 1983-06-16 1984-06-08 Vorrichtung zum regeln eines wechselstrom-stromkreises

Country Status (8)

Country Link
US (1) US4572992A (it)
JP (1) JPS60518A (it)
BR (1) BR8402798A (it)
CA (1) CA1234864A (it)
DE (1) DE3421519A1 (it)
FR (1) FR2547689B1 (it)
GB (1) GB2144281B (it)
IT (1) IT1179205B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60257099A (ja) * 1984-06-01 1985-12-18 林原　健 突入電流防止付高輝度アダブタ−
JPS61165997A (ja) * 1984-12-10 1986-07-26 林原　健 白熱電球点燈装置
JPS61193398A (ja) * 1985-02-20 1986-08-27 林原　健 白熱電球点燈装置
US4855649A (en) * 1987-02-09 1989-08-08 Ken Hayashibara Single-wired switching circuit directed to limit surge into lamp
DE3937978C2 (de) * 1989-11-15 1993-10-14 Asea Brown Boveri Einschaltstrombegrenzer
US6979959B2 (en) * 2002-12-13 2005-12-27 Microsemi Corporation Apparatus and method for striking a fluorescent lamp
US7187139B2 (en) * 2003-09-09 2007-03-06 Microsemi Corporation Split phase inverters for CCFL backlight system
US7183727B2 (en) * 2003-09-23 2007-02-27 Microsemi Corporation Optical and temperature feedbacks to control display brightness
EP1671521B1 (en) 2003-10-06 2010-02-17 Microsemi Corporation A current sharing scheme and device for multiple ccf lamp operation
US7279851B2 (en) * 2003-10-21 2007-10-09 Microsemi Corporation Systems and methods for fault protection in a balancing transformer
WO2005059964A2 (en) * 2003-12-16 2005-06-30 Microsemi Corporation Current-mode driver
US7468722B2 (en) * 2004-02-09 2008-12-23 Microsemi Corporation Method and apparatus to control display brightness with ambient light correction
US7112929B2 (en) * 2004-04-01 2006-09-26 Microsemi Corporation Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system
WO2005101920A2 (en) * 2004-04-07 2005-10-27 Microsemi Corporation A primary side current balancing scheme for multiple ccf lamp operation
US7755595B2 (en) 2004-06-07 2010-07-13 Microsemi Corporation Dual-slope brightness control for transflective displays
US7173382B2 (en) * 2005-03-31 2007-02-06 Microsemi Corporation Nested balancing topology for balancing current among multiple lamps
US7414371B1 (en) 2005-11-21 2008-08-19 Microsemi Corporation Voltage regulation loop with variable gain control for inverter circuit
CN101699594B (zh) * 2006-01-27 2012-01-11 上海拜骋电器有限公司 开关组件
US7569998B2 (en) 2006-07-06 2009-08-04 Microsemi Corporation Striking and open lamp regulation for CCFL controller
TW200939886A (en) 2008-02-05 2009-09-16 Microsemi Corp Balancing arrangement with reduced amount of balancing transformers
US8093839B2 (en) 2008-11-20 2012-01-10 Microsemi Corporation Method and apparatus for driving CCFL at low burst duty cycle rates
WO2012012195A2 (en) 2010-07-19 2012-01-26 Microsemi Corporation Led string driver arrangement with non-dissipative current balancer
US8754581B2 (en) 2011-05-03 2014-06-17 Microsemi Corporation High efficiency LED driving method for odd number of LED strings
WO2012151170A1 (en) 2011-05-03 2012-11-08 Microsemi Corporation High efficiency led driving method

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB337681A (en) * 1929-02-08 1930-11-06 Pathe Cinema Improvements in electric lighting circuits, and chiefly for cinematographic screen projection apparatus and the like
US2681429A (en) * 1951-03-20 1954-06-15 John E Long Electrical circuit for discharge tubes
GB823631A (en) * 1958-04-01 1959-11-18 Robert Charles Wuerth Current limiting device for safeguarding circuit elements from excessive starting currents
DE1120013B (de) * 1960-07-28 1961-12-21 Carl Braun Schaltungsanordnung zur Verringerung des Anlaufstromes von Gluehlampen, insbesonderevon Lichtwurflampen
GB1076061A (en) * 1965-05-28 1967-07-19 British Lighting Ind Ltd Improvements in and relating to projection lamps
US3398371A (en) * 1966-01-04 1968-08-20 Tappan Co Surge relay circuit
GB1444537A (en) * 1972-08-18 1976-08-04 United Gas Industries Ltd Electrical switching circuit for a timer
FR2334113A1 (fr) * 1975-12-03 1977-07-01 Constr Telephoniques Circuit de detection de courant circulant dans une ligne
GB1589663A (en) * 1977-06-08 1981-05-20 Gould Advance Ltd Power supply circuits
US4271460A (en) * 1979-02-22 1981-06-02 Exxon Research And Engineering Company Soft turn-on power
DE2922309B2 (de) * 1979-05-31 1981-07-16 Siemens AG, 1000 Berlin und 8000 München Elektronischer Sensor-Ein/Aus-Schalter
JPS56113915U (it) * 1980-01-31 1981-09-02
WO1981003558A1 (en) * 1980-06-05 1981-12-10 Matsushita Electric Works Ltd Timer
FR2490440A1 (fr) * 1980-09-18 1982-03-19 Sauvel Francois Dispositif d'alimentation d'un voyant lumineux de controle de courant
US4503365A (en) * 1982-10-08 1985-03-05 General Motors Corporation Power supply system for low cold resistance loads

Also Published As

Publication number Publication date
JPS60518A (ja) 1985-01-05
US4572992A (en) 1986-02-25
IT1179205B (it) 1987-09-16
FR2547689B1 (fr) 1986-09-19
FR2547689A1 (fr) 1984-12-21
CA1234864A (en) 1988-04-05
GB2144281A (en) 1985-02-27
BR8402798A (pt) 1985-05-14
DE3421519A1 (de) 1985-01-31
GB2144281B (en) 1987-04-01
IT8448389A0 (it) 1984-06-13
GB8415181D0 (en) 1984-07-18
JPH0447324B2 (it) 1992-08-03

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: BOETERS, H., DIPL.-CHEM. DR.RER.NAT. BAUER, R., DI

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee